McAfee SG310 Administration Manual page 144

Network Setup menu options
Traffic Shaping
When you enable ToS prioritization, the appliance sets up the following three bandwidth management
queues:
• high priority queue with 55% guaranteed bandwidth and 100% maximum bandwidth.
• medium priority queue with 30% guaranteed bandwidth and 90% maximum bandwidth.
• low priority queue with 10% guaranteed bandwidth and 80% maximum bandwidth.
You can then specify which packets are to be classed as high, medium, and low priorities. The packets are
passed to the appropriate queue. Traffic that is not classified as high, medium, or low (that is, set to
unchanged) is sent to the medium priority queue.
Under Network Setup, click QoS Traffic Shaping, and then select the ToS Packet Priority tab
1
(Figure 150).
Figure 150 ToS Packet Priority
Select the Enable ToS Prioritization checkbox.
2
Select a Default priority from the list. The Default priority is assigned to all network services other than
3
those specifically defined in packet priority rules (see
are:
• Unchanged—Uses the ToS set by the sender. If a priority was not set by the sender, the packet is
placed in the medium queue.
• Low
• Medium
• High
Click Submit. An action successful message is displayed. ToS Packet Priority is now enabled and
4
configured with a default priority. You can now assign priorities to specific services.
Creating a packet priority rule
Under Network Setup, click QoS Traffic Shaping, then select the ToS Packet Priority tab. The ToS
1
Packet Priority page appears.
Click New. The Add ToS Packet Priority rule page appears
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144 McAfee UTM Firewall 4.0.4 Administration Guide
Creating a packet priority
(Figure 151).
rule). Available options